<?php
require 'Model.php';
	class UserModel extends Model{
		function __Construct(){
			parent::__Construct();
			$this->mod = 'users';
		}
		function getList(){
			$sql = "select * from {$this->mod}";
		    $data = $this->conn->query($sql);
			return $data;
		}
		function add($data){
			if(!empty($_FILES["pic"]["name"])){
  				$pic = $this->uploadfile('pic','./upload/',array('jpg','gif','png'));
  				}
			  else{
			  	$pic='';
			  }

			  $one = array(
					'uname' => trim($data['username']),  
					'password' => $data['password'],
					'gender' => $data['gender'],
					'birthdate' => $data['birthdate'],
					'hobby' => implode($data['hobby'], ','),
					'degree' => $data['degree'],
					'intro' => $data['intro'],
					'pic'=>$pic
			  	);
			  $keys = implode(',',array_keys($one));
			  $values = implode("','", array_values($one));
			  $sql="insert into {$this->mod} ({$keys}) VALUES ('{$values}')";
			  //执行SQL语句
				$result = $this->conn->query($sql);
					return $result;
			  
		}
		function getOneByID($id){
			$sql = "select * from {$this->mod} where uid=".$id;
		    $result = $this->conn->query($sql);
	      	return $result;
		}

		function update($data){
			$one = array(
					'uname' => trim($data['uname']),  
					//'password' => $data['password'],
					'gender' => $data['gender'],
					'birthdate' => $data['birthdate'],
					'hobby' => implode($data['hobby'], ','),
					'degree' => $data['degree'],
					'intro' => $data['intro'],
			  	);
			if(!empty($_FILES["pic"]["name"])){
  				$pic = $this->uploadfile('pic','./upload/',array('jpg','gif','png'));
  				$one['pic'] = $pic;
  				}
			  
			 		  
			 $sets = '';
			  foreach ($one as $key=>$val){
			        $sets.=$key."='".$val."',";
			    }
			    $sets=rtrim($sets,','); //去掉SQL里的最后一个逗号
			   
			    $sql="UPDATE {$this->mod} SET {$sets} where uid=".$data['id'];
			  //执行SQL语句
				$result = $this->conn->query($sql);
					return $result;
			  
		}

		function del($id){
			$sql = "delete from {$this->mod} where uid=".$id;
			$result = $this->conn->query($sql);
			return $result;
		}
	}
?>